def test_is_prime(self):
for p in primes.primes(20000):
self.assertTrue(primes.is_prime(p), 'Prime %d fails prime check' % p)
def problem_ten():
"""
Find the sum of all the primes below two million.
"""
limit = 2000000
return sum(primes(limit))
def test_primes(self):
prime_list = [2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47]
self.assertEqual(prime_list, primes.primes(50))
